Description

Cyclopropanecarboxylic Acid, 2-Formyl-1-Methyl-, Ethyl Ester (9Ci) CAS NO 344355-14-2 is a specialized cyclopropane derivative ester, valued as a versatile and high-purity synthetic intermediate in advanced organic synthesis. Its unique functionalized cyclopropane ring structure makes it a critical building block for constructing complex molecular architectures. This compound is essential for research and development chemists in the pharmaceutical and agrochemical industries, where it is used to develop novel active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders and anti-infective agents.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, leveraging the biological activity of the cyclopropane moiety.
• Fine Chemical Production: Serves as a building block for creating complex flavors, fragrances, and other specialty organic compounds.
• Material Science Research: Employed in the development of novel polymers and advanced materials with specific structural properties.
• Academic & Industrial R&D: A valuable reagent for methodological development in organic chemistry, including cycloaddition and ring-opening reactions.

Basic Information

Product Name	Cyclopropanecarboxylic Acid, 2-Formyl-1-Methyl-, Ethyl Ester (9Ci)
CAS No.	344355-14-2
Molecular Formula	C8H12O3
Molecular Weight	156.18 g/mol
Synonyms	Ethyl 2-Formyl-1-methylcyclopropanecarboxylate; 1-Methyl-2-formylcyclopropanecarboxylic Acid Ethyl Ester; 2-Formyl-1-methylcyclopropanecarboxylic Acid Ethyl Ester; Ethyl 1-Methyl-2-formylcyclopropanecarboxylate; Cyclopropanecarboxylic acid, 2-formyl-1-methyl-, ethyl ester; (9CI) identifier compound
EINECS	Contact for details

Quality Control

Our production of Cyclopropanecarboxylic Acid, 2-Formyl-1-Methyl-, Ethyl Ester adheres to stringent quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and batch-to-batch consistency suitable for sensitive synthetic applications. Comprehensive Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Keep away from strong acids and oxidizing agents. Due to its light-sensitive nature, containers should be kept in the original packaging or amber glass until use.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.